20282550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5879}}^1$

素因数の和:5917

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 32214090

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5879, 11758, 17637, 29395, 35274, 58790, 88185, 135217, 146975, 176370, 270434, 293950, 405651, 440925, 676085, 811302, 881850, 1352170, 2028255, 3380425, 4056510, 6760850, 10141275, 20282550]

約数ペア:

[(1, 20282550), (2, 10141275), (3, 6760850), (5, 4056510), (6, 3380425), (10, 2028255), (15, 1352170), (23, 881850), (25, 811302), (30, 676085), (46, 440925), (50, 405651), (69, 293950), (75, 270434), (115, 176370), (138, 146975), (150, 135217), (230, 88185), (345, 58790), (575, 35274), (690, 29395), (1150, 17637), (1725, 11758), (3450, 5879)]